FVXX21 KWBC 040130 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0130 UTC 04 JUN 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-651 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. WIND FORECAST FROM THE AVIATION MODEL. GEOPHYSICAL INSTITUTE. . ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS. . DETAILS OF ASH: SATELLITE IMAGERY THROUGH 04/0045 UTC SHOWED EXTENSIVE CLOUDINESS IN THE VICINITY OF THE VOLCANO. THE GEOPHYSICAL INTSTITUTE REPORTED IN ITS DAILY SUMMARY A DECREASE IN ACTIVITY OVER THE LAST 24 HOURS WITH A COUPLE ASH AND STEAM EMISSIONS REACHING UP TO FL190. . TRAJECTORY: ANY ASH THAT MIGHT EXIST BETWEEN THE SUMMIT AND FL190 WOULD MOVE TOWARDS THE WEST SOUTHWEST AT 10 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 04/0730 UTC. . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS http://www.ssd.noaa.gov/VAAC/washington.html (all lower case except /VAAC/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . TURK . NNNN